/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package servlet;

import client.common.Config;
import client.common.ConfigException;
import ejb.user.UserRemote;
import ejb.user.UserRemoteHome;
import java.io.IOException;
import java.io.PrintWriter;
import javax.naming.Context;
import javax.naming.InitialContext;
import javax.naming.NamingException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 *
 * @author Admin
 */
public class UserServlet extends HttpServlet {
   
    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
      
                Config.settingSystemPropertiesForSessionBean();
                Context ctx=new InitialContext();
                Object ref=ctx.lookup("User");
                UserRemoteHome home=(UserRemoteHome)ref;


                try{
                    UserRemote remote=home.create();
                   Integer result= remote.findUser(request.getParameter("txtName"), request.getParameter("txtPassword"));
                   if(result==null)
                       response.sendRedirect("index.jsp?rs=0");
                   else
                       response.sendRedirect("main.jsp");
                   
                }
                catch(Exception ex){
                    ex.printStackTrace();
                }
          }
          catch(ConfigException configException){
            configException.printStackTrace();
          }

        catch(Exception ex){
            
        
        } finally { 
            out.close();
        }
    } 

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    } 

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
